JP2016174491A - Protective member support apparatus and installation method of the protective member - Google Patents

Abstract

PROBLEM TO BE SOLVED: To secure worker safety in installation work of a protective member and reduce a burden of the worker.SOLUTION: The protective member support apparatus for supporting a protective net 601 is constituted of a first support mechanism 101, mounted to an overhead distribution line 301, and a second support mechanism 201, mounted to a columnar body for supporting the overhead distribution line 301. The first support mechanism 101 and the second support mechanism 201 are separately mounted. The protective net 601 is installed by stretching the protective net 601 between the first support mechanism 101 and the second support mechanism 201.SELECTED DRAWING: Figure 7

Description

  The present invention relates to a protection member support device used for protection of power distribution equipment and overhead distribution lines supported by a columnar body such as a power pole, and a method of installing the protection member.

  Cover the power distribution equipment and overhead distribution lines supported by the pillars with a sheet-like protective member such as a protective net when working around or around the pillars that support the power distribution equipment, such as utility poles. Protects the distribution facilities and overhead distribution lines.

  Specifically, conventionally, for example, a winding shaft around which a sheet-like protective member (protective curtain) is wound is installed so as to be parallel to the utility pole using an indirect hot wire tool, and the protective member There has been a technique relating to a protective device that can be pulled out using an indirect hot wire tool and attached to a predetermined site and a method for installing the same (see, for example, Patent Document 1 below).

  Specifically, for example, conventionally, for example, a sheet-shaped protective member (protective sheet body) that covers the protective object, and the protective member and the protective object that are attached to the protective object are kept at a predetermined distance or more. There has been a technique related to a protective device provided with a separation holding tool that is supported (see, for example, Patent Document 2 below).

JP 2013-51783 A JP 2005-318696 A

  However, the conventional technique described in Patent Document 1 described above has a problem that there are many members for installing the protective member, the installation work is complicated, and the burden on the worker is large. In addition, the conventional technique described in Patent Document 1 described above is inferior in workability because of the use of a heavy member, has a large burden on overhead distribution lines and the like, and has a large burden on workers. there were.

  In addition, the conventional technique described in Patent Document 1 described above has a problem that the range that can be protected is limited, cannot be used depending on the situation of the work site, and is inferior in versatility. Furthermore, the conventional technique described in Patent Document 1 described above needs to work near the charging unit when installing the protective net, and is highly likely to cause a ground fault during the installation work. There was a problem of poor safety.

  Moreover, since the conventional technique described in the above-mentioned Patent Document 2 attaches all the separation holders to the electric wires connected to the power distribution facility and supports the protective member by the isolation holders, the load on the electric wires is not increased. There was a problem of being big. Moreover, since the conventional technique described in Patent Document 2 described above supports a protective member by an isolation holder attached to an electric wire, if a plurality of separation holders are provided on one electric wire, the weight of the isolation holder Due to this, there is a problem that the electric wire is deformed and the position of the isolation holder is moved, and there is a possibility of contact with a brace.

  The present invention provides a protection member support device and a protection member installation method capable of reducing the burden on the worker in the installation work of the protection member in order to eliminate the above-described problems caused by the prior art. Objective.

  Further, the present invention eliminates the problems caused by the prior art described above, so that the protection member support that can ensure the safety of the worker in the installation work of the protection member and can reduce the burden on the worker. It is an object of the present invention to provide a device and a method for installing a protective member.

  In order to solve the above-described problems and achieve the object, a protection member support device according to the present invention includes a first support mechanism portion attached to an overhead distribution line, and a first body attached to a columnar body that supports the overhead distribution line. A protective member support device for supporting a sheet-like protective member by two support mechanism portions, wherein the first support mechanism portion is attached to an aerial distribution line by suspension; A first arm portion that is extendable in a direction crossing the direction and provided with a first support member that supports the protective member at a tip portion, and a connected portion that receives a connection between a connecting portion of an insulating operation rod A fastening band that is curved in an arc shape that circulates around the circumferential surface of the columnar body to be attached, and an end portion of the fastening band to fix the fastening band. Fixing member for fixing the attached band to the columnar body A second arm that is removably supported by the tightening band, protrudes from the tightening band in a direction perpendicular to the vertical direction, and is provided with a second support member that supports the protection member at a tip portion thereof. And a section.

  Further, the protective member support device according to the present invention is the above-described invention, wherein the suspension portion is suspended in a hook shape, and the suspension hook is interlocked with an operation on the connected portion. And a fixture provided so as to be able to contact and separate from the curved inner side.

  In the protective member support device according to the present invention, in the above invention, the first support member and the second support member are connected to an annular member having an annular shape and the annular member, An operation lever displaceable between a closed position where the member forms an annular shape and an open position where a part of the annular shape formed by the annular member is opened, and the operation lever located at the closed position are engaged with the annular member. And a locking member for stopping.

  Further, the protective member installation method according to the present invention includes a suspension part attached to an aerial distribution line by suspension, and can be expanded and contracted in a direction intersecting the vertical direction, and a sheet-like protection member at the tip part. A first support mechanism portion including a first arm portion provided with a first support member for supporting the connecting portion and a connected portion for receiving a connection of the connecting portion of the insulating operation rod. Affixed to the aerial distribution line by attaching to the aerial distribution line, and fixing the end of the tightening band by fixing the tightening band curved in an arc shape around the peripheral surface of the columnar body to be attached A fixing member that fixes the tightening band to the columnar body, and is removably supported by the tightening band, protrudes in a direction intersecting the vertical direction from the tightening band, and supports the protection member at a tip portion. The second support member is provided. And fixing the second support mechanism portion including the arm portion to the columnar body by fixing the fastening band with the fixing member in a state where the fastening band is wound around the columnar body. A protective member is stretched between the first support member in the first support mechanism portion thus formed and the second support member in the second support mechanism portion fixed to the columnar body. It is characterized by that.

  In addition, in the above invention, the second arm portion is attached to an arbitrary position on the fastening band after the fastening band is fixed to the columnar body. It is characterized by that.

  According to the protective member support device and the protective member installation method according to the present invention, there is an effect that it is possible to reduce the burden on the operator in the installation work of the protective member.

  Further, according to the protection member support device and the protection member installation method according to the present invention, it is possible to ensure the safety of the worker in the installation work of the protection member and reduce the burden on the worker. There is an effect.

It is explanatory drawing (the 1) which shows the 1st support mechanism part with which the protection member support apparatus of embodiment concerning this invention is provided. It is explanatory drawing (the 2) which shows the 1st support mechanism part with which the protection member support apparatus of embodiment concerning this invention is provided. It is explanatory drawing which shows the 2nd support mechanism part with which the protection member support apparatus of embodiment concerning this invention is provided. It is explanatory drawing (the 1) which shows the installation procedure of the protection net | network using a protection member support apparatus. It is explanatory drawing (the 2) which shows the installation procedure of the protection net | network using a protection member support apparatus. It is explanatory drawing (the 3) which shows the installation procedure of the protection net | network using a protection member support apparatus. It is explanatory drawing (the 4) which shows the installation procedure of the protection net | network using a protection member support apparatus. It is explanatory drawing (the 5) which shows the installation procedure of the protection net | network using a protection member support apparatus. It is explanatory drawing which shows another example of installation of the protection member support apparatus of embodiment concerning this invention.

  Exemplary embodiments of a protective member support device and a protective member installation method according to the present invention will be explained below in detail with reference to the accompanying drawings.

(Configuration of protective member support device)
First, the configuration of the protective member support apparatus according to the embodiment of the present invention will be described. The protective member support apparatus according to the embodiment of the present invention includes a first support mechanism section and a second support mechanism section.

  FIG. 1A and FIG. 1B are explanatory views showing a first support mechanism portion provided in the protective member support apparatus according to the embodiment of the present invention. FIG. 2 is an explanatory view showing a second support mechanism portion provided in the protective member support apparatus according to the embodiment of the present invention.

  In FIG. 1A and FIG. 1B, the first support mechanism portion 101 includes a shaft portion 102, a suspension portion 103, a connected portion 104, and a first arm portion 105. The shaft portion 102 has a cylindrical shape with both ends open. The suspension part 103 is provided at one end of the shaft part 102. The suspension part 103 includes a suspension hook 106 and a fixture 107. The hanging hook 106 has a shape curved in a hook shape. The hanging hook 106 can be formed using a metal material, for example.

  The fixture 107 includes a pressing member 108 that faces the curved inner side of the suspension hook 106. In the holding member 108, a concave portion 108 a that curves in a direction away from the suspension hook 106 is provided at the center portion on the side facing the curved inner side of the suspension hook 106. The pressing member 108 is connected to one end of the screw shaft 109 on the side opposite to the concave portion 108a.

  The screw shaft 109 has a substantially cylindrical shape and is inserted inside the shaft portion 102. On the outer peripheral surface of the screw shaft 109, there is provided a thread that is screwed into a screw hole provided in the support portion 110 formed integrally with the suspension hook 106. The screw shaft 109 is screwed into the screw hole so as to pass through the screw hole provided in the support portion 110 along the axial direction of the shaft portion 102.

  The other end of the screw shaft 109 is connected to a connected portion 104 provided on the opposite side of the shaft portion 102 from the suspension portion 103. The coupled portion 104 is provided to be rotatable around the axis of the shaft portion 102. The screw shaft 109 rotates around the axis of the shaft portion 102 in conjunction with the rotation of the coupled portion 104. The holding member 108 moves along the direction in which it is in contact with and separated from the suspension hook 106 in accordance with the change in the screwed state between the screw hole and the screw shaft 109 due to the rotation of the screw shaft 109.

  The connected portion 104 is one of the tools used for indirect hot-line work, and is a connecting fitting (a connecting portion for an insulating operation rod) provided at the tip of a rotary common operation rod (insulating operation rod) (not shown). The insertion recess 108a engages with the connecting bracket of the rotary type common operation rod.

  The joint of the rotary type common operating rod is rotatable around an axis parallel to the axis of the rotary type common operating rod, and a handle provided on the main body of the rotary type common operating rod. Rotate in the direction according to the operation. The coupled portion 104 rotates according to the rotation of the coupling fitting of the rotary type common operation rod inserted into the insertion recess 108a. Thereby, the operator can move the pressing member 108 to and away from the suspension hook 106 by operating the rotary common operation rod.

  The first arm portion 105 is provided on the shaft portion 102. The first arm unit 105 is configured to be extendable, and is configured to be able to return to the original state from the extended state. Specifically, the first arm unit 105 includes, for example, a first member 111 that is fixed to the shaft unit 102 and a second member 112 that is slidable with respect to the first member 111. be able to.

  In the first arm portion 105 having such a configuration, the second member 112 is slid with respect to the first member 111 so that the second member 112 is separated from the shaft portion 102, thereby The arm portion 105 can be extended. Further, in the first arm portion 105 having such a configuration, by sliding the second member 112 with respect to the first member 111 so that the second member 112 approaches the shaft portion 102, The length of the 1st arm part 105 can be shortened.

  In the first arm portion 105 having such a configuration, for example, a recess or a hole is provided on the outer surface of the second member 112, and a protrusion that engages with the recess (or hole) is provided on the first member 111. The position of the second member 112 relative to the first member 111 may be fixed by engaging the recess (or hole) and the projection (not shown). Thereby, the form of the 1st arm part 105 of the extended state can be fixed.

  Further, the second member 112 may be provided with a plurality of recesses or holes arranged along the sliding direction of the second member 112. Thereby, the length of the 1st arm part 105 can be adjusted to several steps, and the form of the 1st arm part 105 of the state extended in each position can be fixed.

  One end of the first arm portion 105 is fixed to the shaft portion 102, and a first support member 113 is provided at the other end. The first support member 113 is configured by a support hook 114 and an operation lever 115 that are curved in a bowl shape, and has a lever-kanikan-like or lever-naskan-like structure.

  The operation lever 115 has a substantially “<” shape and is connected to the support hook 114 at the bent portion. The operation lever 115 is provided so as to be rotatable about a connection position with respect to the support hook 114 as a fulcrum, and is displaced between a closed position that forms a ring shape with the support hook 114 and an open position that partially opens the ring shape. It is possible.

  The first support member 113 includes a locking mechanism that locks the operation lever 115 positioned at the closed position to the support hook 114. For example, the locking mechanism locks the operation lever 115 located at the closed position to the support hook 114 by providing projections on the operation lever 115 and the support hook 114 and engaging the projections. It can be configured. Alternatively, the locking mechanism may be configured such that, for example, a protrusion is provided on one of the operation lever 115 and the supporting hook 114, a groove is provided on the other, and the operation lever 115 positioned at the closed position is fitted by fitting the protrusion into the groove. The structure which latches to the hook 114 for support may be sufficient.

  In the first arm portion 105, the first member 111 is rotatable around the axis of the shaft portion 102 with respect to the shaft portion 102. Thereby, the extension direction of the first arm part 105 from the shaft part 102, that is, the position of the first support member 113 with respect to the shaft part 102 can be arbitrarily adjusted.

  In FIG. 2, the second support mechanism unit 201 includes a tightening band 202, a fixing member 203, and a second arm unit 204. The tightening band 202 has a shape curved in an arc shape around the peripheral surface of the columnar body to be attached. The columnar body to be attached can be realized, for example, by a utility pole in which power distribution equipment such as a pole transformer is installed. The fastening band 202 has, for example, the same shape as a known arm tie band or branch line band.

  The fixing member 203 fixes the end of the fastening band 202 and fixes the fastening band 202 to the columnar body. The fixing member 203 fixes the shape of the fastening band 202 in a state where the fastening band 202 is wound around the columnar body. Thereby, the fastening band 202 is fixed in a state of being wound around the columnar body, and the fastening band 202 can be attached to the columnar body. Specifically, the fixing member 203 can be realized by, for example, a well-known arm tie band or a bolt and nut in a branch line band.

  An arm support portion 205 is provided on the outer peripheral surface of the fastening band 202. The arm support portion 205 is a member that protrudes in the outer peripheral direction from the outer peripheral surface of the fastening band 202 and includes a screw hole. A plurality of arm support portions 205 are provided on the outer peripheral surface of the fastening band 202. For example, the arm support portion 205 can be provided at equal intervals on the outer peripheral surface of the fastening band 202.

  The second arm portion 204 has a rod shape, and a thread 204a is provided on the outer peripheral surface on one end side. The second arm portion 204 is fixed to the outer peripheral surface of the fastening band 202 by screwing the screw thread 204a into the screw hole provided in the arm support portion 205. As many second arm portions 204 as necessary can be attached to the tightening band 202 according to the situation at the site where the protective member support device (see reference numeral 701 in FIG. 7) is used. The 2nd arm part 204 can be attached to the arbitrary positions in the clamp | tightening band 202 according to the condition of the field using a protection member support apparatus. The second arm portion 204 protrudes in a direction intersecting the vertical direction from the tightening band 202 by being attached to the tightening band 202.

  In the second arm portion 204, a second support member 206 is provided at the other end opposite to the one end fixed to the fastening band 202. The second support member 206 has a lever-kanikan-like or lever-nascan-like structure constituted by a support hook 114 curved in a bowl shape and an operation lever 115, and has the same configuration as the first support member 113 described above. Make. Further, the second support member 206 includes a locking mechanism similar to the locking mechanism in the first support member 113 described above. Thereby, also in the second support member 206, the position of the operation lever 115 with respect to the support hook 114 can be fixed.

(Protection net installation procedure)
Next, the installation procedure of the protective net (sheet-shaped protective member) using the protective member support apparatus will be described. 3, FIG. 4, FIG. 5, FIG. 6 and FIG. 7 are explanatory diagrams showing the installation procedure of the protective net using the protective member support device.

  When installing a protective net using a protective member support apparatus constituted by the first support mechanism 101 and the second support mechanism 201, first, the first support mechanism 101 is used as an overhead distribution line. Install.

  When attaching the first support mechanism 101, first, the suspension 103 is hooked on the overhead distribution line 301 (see FIG. 3). The first support mechanism unit 101 can be attached in any number at any place depending on the site where the protective net is installed. The hanging hook 106 is hooked on the aerial distribution line 301 in a state where the distance between the curved inner side of the hanging hook 106 and the pressing member 108 is wider than the thickness of the aerial distribution line 301 to be attached.

  Next, the connecting metal fitting of the rotary type common operation rod 302 is attached to the connected portion 104, and the pressing member 108 is rotated in a direction approaching the hanging hook 106. As a result, the holding member 108 approaches the suspension hook 106, the overhead power distribution wire 301 is sandwiched between the pressure member 108 and the suspension hook 106, and the suspension portion 103 is fixed to the overhead distribution wire 301. it can.

  Then, the first member 111 is rotated around the shaft center of the shaft portion 102 with respect to the shaft portion 102, and the first arm portion 105 extends from the shaft portion 102, that is, the first direction with respect to the shaft portion 102. The position of the support member 113 is adjusted. The position of the first support member 113 with respect to the shaft portion 102 is also performed by adjusting the length of the first arm portion 105.

  The length of the first arm unit 105 can be adjusted to an arbitrary length according to the site where the protective member support device (the first support mechanism unit 101 and the second support mechanism unit 201) is installed. it can. Specifically, for example, the length of the first arm portion 105 is a column in which the protective net is installed on a columnar body such as the electric pole 303 depending on the position of the protective net supported by the first support member 113. The position is not in contact with the power distribution equipment 304 such as an upper transformer.

  The extension direction of the first arm portion 105 from the shaft portion 102 and the length of the first arm portion 105 may be adjusted before the first support mechanism portion 101 is attached to the overhead distribution line 301. Thereby, the work performed by the indirect hot wire construction method can be reduced, and the burden on the worker involved in the work of attaching the first support mechanism 101 can be reduced.

  When attaching the first support mechanism 101 to the overhead power distribution line 301, the worker 305 appropriately installs a scaffold or rides on the bucket of an aerial work vehicle, and thereby the first support mechanism 101. To secure a scaffold for attaching to the overhead distribution line 301.

  Next, the second support mechanism 201 is attached to the utility pole 303. When attaching the second support mechanism portion 201, first, the fastening band 202 is wound around the utility pole 303, and the shape of the fastening band 202 is fixed in this state. Specifically, for example, by tightening a bolt provided at an end of the fastening band 202, the shape of the fastening band 202 can be fixed in a state where the fastening band 202 is wound around the utility pole 303 ( (See FIG. 4).

  Then, the second arm portion 204 is screwed and attached to the arm support portion 205 in the fastening band 202 whose position is fixed to the utility pole 303, and the position of the second arm portion 204 is fixed (see FIG. 5). reference). The second arm portion 204 can be attached to an arbitrary arm support portion 205 among the arm support portions 205 provided in plural in the fastening band 202. Further, any number of the second arm portions 204 can be attached.

  The position and number for fixing the second arm portion 204 are adjusted to an arbitrary length according to the site where the protective member support device (the first support mechanism portion 101 and the second support mechanism portion 201) is installed. can do. Specifically, for example, depending on the mounting position of the first support mechanism unit 101, the length of the first arm unit 105, the position of the first support member 113, the protective net may be a pole transformer or the like. The position is not in contact with the power distribution facility 304.

  Next, the first support member 113 in the first support mechanism 101 fixed to the overhead distribution line 301 and the second support member 206 in the second support mechanism 201 fixed to the utility pole 303 A protective net 601 is placed between them. Specifically, first, a part of the protective net 601 is hooked on the first support member 113 in the first support mechanism 101 fixed to the overhead distribution line 301 (see FIG. 6).

  At this time, the operation lever 115 is operated using an indirect hot wire tool 602 such as Yatco to release the locking between the support hook 114 and the operation lever 115, and the ring formed by the operation lever 115 together with the support hook 114. Make the shape partially open. Then, a part of the protective net 601 is hooked. Thereafter, the operation lever 115 in the first support mechanism unit 101 is operated to position the operation lever 115 in the closed position. As a result, an annular shape is formed by the support hook 114 and the operation lever 115, and the protective net 601 can be prevented from being detached.

  After that, another part of the protective net 601 is hooked on the second support member 206 in the second support mechanism 201 fixed to the utility pole 303 (see FIG. 7). Also at this time, the operation lever 115 in the second support mechanism unit 201 is operated using an indirect hot wire tool such as a Yatco to release the locking between the support hook 114 and the operation lever 115, and the operation lever The ring shape 115 formed with the supporting hook 114 is partially opened. Then, another part of the protective net 601 is hooked.

  Thereafter, the operation lever 115 is operated to position the operation lever 115 in the closed position. As a result, an annular shape is formed by the support hook 114 and the operation lever 115, and the protective net 601 can be prevented from being detached. Thereby, the protective net 601 can be stretched over in a state of covering the power distribution equipment 304 such as a columnar transformer.

  The adjustment of the length of the first arm unit 105 in the first support mechanism unit 101 as described above may be performed after another part of the protective net 601 is hooked on the second support member 206. . Since the length of the first arm portion 105 can be adjusted in a plurality of stages, such fine adjustment after attachment can also be performed.

  FIG. 8 is an explanatory view showing another installation example of the protective member support apparatus according to the embodiment of the present invention. As shown in FIG. 8, in the protective member support apparatus, the position and number of the first support mechanism 101 to be attached can be arbitrarily determined according to the situation of the site where the protective member support apparatus is installed, for example. it can. In the protective member support device, the position and number of the second arm portion 204 used for the second support mechanism portion 201 are fixed to any length depending on the site where the protective member support device is installed. Can be adjusted.

  Accordingly, the protection net 601 can be stretched around the power distribution facility 304 such as a columnar transformer according to the site where the protection member support device is installed. In this case, the weight of the added first support mechanism 101 (and the weight of the protection net 601) increases in order to support the protective net 601, but the first support mechanism 101 added is added. Is attached to an overhead distribution line 301 different from the overhead distribution line 301 to which the first support mechanism 101 is attached as shown in FIG. For this reason, it is possible to install the protective net 601 without increasing the burden on each overhead distribution line 301.

  In addition, by attaching the plurality of first support mechanism portions 101 to the plurality of overhead distribution lines 301, the weight of the protective net 601 can be dispersed, and the burden on each overhead distribution line 301 can be reduced. For this reason, it is also possible to support the protective net 601 using a plurality of the overhead distribution lines 301 according to the thickness of the overhead distribution line 301 provided to support the protection net 601. Thereby, the protective net | network 601 can be installed, without enlarging the burden concerning each overhead distribution line 301. FIG.

  As described above, the protection member support device according to the embodiment of the present invention includes the first support mechanism 101 that is attached to the overhead distribution line 301 and the first support body that is attached to the columnar body that supports the overhead distribution line 301. A protective member supporting device for supporting the protective net 601 by two support mechanism parts 201, wherein the first support mechanism part 101 is attached to the aerial distribution line 301 by suspension, The first arm portion 105, which is extendable in a direction intersecting the vertical direction and has a first support member 113 that supports the protective net 601 at the tip portion, is connected to the connecting portion of the insulating operation rod. A connected portion 104 to be received.

  Further, in the protective member support device according to the embodiment of the present invention, the second support mechanism portion 201 includes a tightening band 202 that is curved in an arc shape that circulates around the peripheral surface of the columnar body to be attached, and a tightening band 202. A fixing member 203 that fixes the end of the attached band 202 to fix the fastening band 202 to the columnar body, and a direction that is detachably supported by the fastening band 202 and intersects the fastening band 202 in the vertical direction. And a second arm portion 204 provided with a second support member 206 that supports the protective net 601 at the tip portion.

  According to the protective member support apparatus of the embodiment of the present invention, the first support mechanism 101 and the second support mechanism 201 are separately attached, and the first support mechanism 101 and the second support mechanism 201 are separately attached. The protective net 601 can be installed by stretching the protective net 601 between the support mechanism unit 201 and the support mechanism unit 201.

  That is, an operation of attaching the first support mechanism 101 that supports the upper side of the protective net 601 above the power distribution facility 304 and a second support mechanism that supports the lower side of the protective net 601 below the power distribution facility 304. The operation of attaching the part 201 and the operation of covering the power distribution facility 304 by the protective net 601 can be performed separately. This eliminates the need for complicated assembly work of the protective member support device, and reduces the burden on the operator in the installation work of the protective net 601.

  Further, by attaching the first support mechanism 101 and the second support mechanism 201 separately, it is possible to provide protection compared to the case where a member for installing the protection net 601 is provided integrally. The burden on the operator in the installation work of the network 601 can be reduced.

  Further, by attaching the first support mechanism unit 101 and the second support mechanism unit 201 separately, at the site where the protective net 601 is installed, the first support mechanism unit 101 according to the situation of the site. And the attachment position of the 2nd support mechanism part 201 can be adjusted. Thereby, the freedom degree of the installation position of the protection net | network 601 can be ensured, and the protection net | network 601 can be installed in the optimal position according to the field. By installing the protective net 601 at the optimum position, it is possible to avoid the protective net 601 from becoming an obstacle to the work in the subsequent work, and to improve workability.

  Moreover, since the 1st support mechanism part 101 and the 2nd support mechanism part 201 can each be attached separately, in installation of the protection net | network 601 performed in order to protect a charging part, it does not approach a charging part. A protective net 601 can be installed. That is, the work for attaching the first support mechanism unit 101 is performed above the charging unit, and the operation for attaching the second support mechanism unit 201 is performed below the charging unit, thereby approaching the charging unit that is an intermediate part thereof. The protective net 601 can be installed without the need. Thereby, the safety | security of the operator concerning the installation work of the protection net | network 601 can be ensured.

  In addition, since the first support mechanism unit 101 and the second support mechanism unit 201 can be separately attached, compared to the case where the member for installing the protective net 601 is integrated, It is possible to reduce the burden on the worker in the installation work. That is, since the first support mechanism unit 101 and the second support mechanism unit 201 can be separately transported and attached, the work load on the transport work can be reduced by reducing the weight transported at one time, and the attachment The work burden on the work can be reduced.

  Moreover, the 1st support mechanism part 101 can be attached by the operation | work by an indirect hot wire method by connecting the connection part of an insulation operating rod to the to-be-connected part 104. FIG. Thereby, the operator can attach the 1st support mechanism part 101 attached above a charging part, without approaching a charging part, and can ensure the safety | security of the operator concerning the said installation work.

  Further, according to the protection member support device of the embodiment according to the present invention, the off-the-shelf protection net 601 can be used, so that the cost for installing the protection net 601 can be reduced.

  Further, in the protective member support device according to the embodiment of the present invention, the suspension portion 103 has a suspension hook 106 that is curved in a hook shape, and the suspension hook 106 in conjunction with an operation on the connected portion 104. And a fixture 107 provided so as to be able to contact and separate from the curved inner side.

  According to the protective member support apparatus of the embodiment according to the present invention, the first support mechanism 101 can be reliably attached to the overhead power transmission line 301 by the work by the indirect hot wire method. Thereby, the worker can reliably attach the first support mechanism unit 101 to be installed on the upper side of the charging unit without approaching the charging unit, and can ensure the safety of the operator involved in the installation work. .

  In the protective member support apparatus according to the embodiment of the present invention, the first support member 113 and the second support member 206 are connected to the support hook 114 curved in a bowl shape and the support hook 114. The operating lever 115 displaceable between a closed position that forms an annular shape with the supporting hook 114 and an open position that opens the annular shape, and the operating lever 115 positioned in the closed position are locked to the supporting hook 114. And a locking mechanism.

  According to the protective member support apparatus of the embodiment of the present invention, the protective net 601 can be reliably supported by the first support member 113 and the second support member 206. Thus, the protective net 601 is prevented from dropping from the first support member 113 or the second support member 206 during the work after the protective net 601 is installed, and the dropped protective net 601 works. Thus, the safety of the worker can be ensured.

  As described above, the protection member support device and the protection member installation method according to the present invention include the protection member support device and the protection member used for protection of power distribution equipment and overhead distribution lines supported by a columnar body such as a utility pole. In particular, it is suitable for a protective member support apparatus and a protective member installation method that require an installation method according to the site such as a residential area.

DESCRIPTION OF SYMBOLS 101 1st support mechanism part 102 Shaft part 103 Suspension part 104 Connected part 105 1st arm part 106 Suspension hook 107 Fixing tool 113 1st support member 114 Support hook 115 Operation lever 201 2nd support Mechanism part 202 Tightening band 203 Fixing member 204 Second arm part 205 Arm support part

Claims (5)

A protection member support device that supports a sheet-like protection member by a first support mechanism portion that is attached to an overhead distribution line and a second support mechanism portion that is attached to a columnar body that supports the overhead distribution line. And
The first support mechanism section is
A suspension part that is attached to the overhead distribution line by suspension;
A first arm portion that is extendable in a direction intersecting the vertical direction and provided with a first support member that supports the protective member at a tip portion;
A coupled portion for receiving coupling of the coupling portion of the insulating operation rod, and
The second support mechanism is
A tightening band that is curved in an arc shape around the peripheral surface of the columnar body to be attached;
A fixing member that fixes an end of the tightening band and fixes the tightening band to the columnar body;
A second arm portion that is removably supported by the tightening band, protrudes in a direction intersecting the vertical direction from the tightening band, and is provided with a second support member that supports the protection member at a tip portion. And a protective member support device. The suspension is
A suspension hook curved in a hook shape;
The protective member support according to claim 1, further comprising: a fixture that can be moved toward and away from a curved inner side of the suspension hook in conjunction with an operation on the connected portion. apparatus. The first support member and the second support member are:
An annular member having an annular shape;
An operation lever connected to the annular member and displaceable between a closed position in which the annular member forms an annular shape and an open position in which a part of the annular shape formed by the annular member is opened;
A locking member for locking the operation lever located at the closed position to the annular member;
The protective member support device according to claim 1 or 2, further comprising: A suspension portion attached to the overhead distribution line by suspension, and a first support member that can extend and contract in a direction intersecting the vertical direction and that supports a sheet-like protective member at the tip portion. The first support mechanism portion including the arm portion and the connected portion that receives the connection of the connecting portion of the insulating operation rod is fixed to the overhead distribution line by attaching the suspension portion to the overhead distribution line. And
A tightening band that is curved in an arc shape around the peripheral surface of the columnar body to be attached, a fixing member that fixes an end of the tightening band and fixes the tightening band to the columnar body, and the tightening band A second arm portion that is removably supported by the attached band, protrudes in a direction intersecting the vertical direction from the fastening band, and is provided with a second support member that supports the protective member at a tip portion; Fixing the second support mechanism portion provided with the fixing member by the fixing member in a state where the fastening band is wound around the columnar body,
Between the first support member in the first support mechanism fixed to the overhead distribution line and the second support member in the second support mechanism fixed to the columnar body. Lay over protective members,
The installation method of the member for protection characterized by this.   The said 2nd arm part is the installation method of the member for protection of Claim 4 characterized by attaching to the arbitrary positions in the said fastening band, after fixing the said fastening band to the said columnar body.

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